CN202826261U - Injection mold with two sets fitting - Google Patents
Injection mold with two sets fitting Download PDFInfo
- Publication number
- CN202826261U CN202826261U CN201220454011.3U CN201220454011U CN202826261U CN 202826261 U CN202826261 U CN 202826261U CN 201220454011 U CN201220454011 U CN 201220454011U CN 202826261 U CN202826261 U CN 202826261U
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- CN
- China
- Prior art keywords
- pipe fitting
- fuse
- die cavity
- fitting fuse
- fitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold with two sets fitting and belongs to the technical field of fitting molding. The injection mold with the two sets fitting comprises a fixed mold and a moving mold. The middle portion of the fixed mold is provided with a sprue bush with a locating ring. An inner fitting core and an outer fitting core both with a groove in the middle portion of the outer walls are arranged inside a mold cavity in a matching mode, wherein the mold cavity is formed by the fixed mold and the moving mold. The inner fitting core is connected with a connecting rod on an oil cylinder and provided with a baffle. An inner cavity is formed between the outer wall groove of the inner fitting core and the outer fitting core, and an outer cavity is formed between the outer fitting core and the cavity. The sprue bush is communicated with the inner cavity and the outer cavity through a flow pass. The injection mold with the two sets fitting is simple in structure, easy to manufacture, convenient to demold, high in safety performance, simple in mold and mold core structure, and equipped with a superior cooling system. The injection mold with the two sets fitting has the advantages of ensuring the production stability and the quality efficiently. Meanwhile a user can put the leather on the outer fitting to achieve beauty and ensure the use of the inner fitting, avoid the defect of assembling the fittings effectively. Products are uniformed in size, and stable and reliable in quality.
Description
Technical field
The utility model belongs to the formation of tubes technical field of mold, is specifically related to a kind of for the simultaneously injection moulding of two sleeve part ectonexines, integrated pair of sleeve part injection mold.
Background technology
The use field of PE pipeline is extensive, and special is the regeneration product of polyvinyl-chloride drainage pipe and cast iron pipe drainpipe in the draining field.In recent years the PE pipeline has obtained rapidly development in the industrial water drainage field, and two sleeve technology are the seepage of breaking in use to occur in order to solve PE individual layer pipeline, thus the problem that pollutes, and pipe fitting is the important component part in the whole system.
Present two sleeve parts mainly are that the ectonexine pipe fitting separates injection moulding and is assembled together, so just exist assemble difficult, efficient is low, also needs the equipment such as extraordinary welding machine.The pipe fitting of particularly threeway class need to amputate a mouth of interior pipe fitting, put into outer tube member, relocate a mouthful welding is gone back, this complex manufacturing, and also interior pipe fitting inaccurate wall unevenness that produces of centralized positioning when a mouthful welding is gone back makes the inner tube as pressure-bearing can't reach instructions for use.
The utility model content
For the above-mentioned problems in the prior art, it is a kind of for the simultaneously injection moulding of two sleeve part ectonexines, integrated pair of sleeve part injection mold that the purpose of this utility model is to provide.
Described a kind of pair of sleeve part injection mold, comprise the fixed half and moving half that cooperatively interacts, described cover half middle part arranges the sprue bush with centring ring, it is characterized in that being equipped with in the die cavity that described fixed half and moving half consists of the outer wall middle part all with internal layer pipe fitting fuse and the outer pipe fitting fuse of groove, described internal layer pipe fitting fuse is connected with connecting rod on the oil cylinder, on the internal layer pipe fitting fuse baffle plate is set, die cavity in forming between the unit with grooves in outer wall of described internal layer pipe fitting fuse and the outer pipe fitting fuse, form outer die cavity between described outer pipe fitting fuse groove and the die cavity, sprue bush is by runner and interior die cavity, outer die cavity communicates.
Described a kind of pair of sleeve part injection mold is characterized in that described internal layer pipe fitting fuse comprises to be symmetricly set on the die cavity internal layer pipe fitting fuse I that dock an end termination and internal layer pipe fitting fuse II in die cavity.
Described a kind of pair of sleeve part injection mold, it is characterized in that described outer pipe fitting fuse comprises is symmetricly set on the die cavity, the outer pipe fitting fuse I that dock in die cavity one end termination and outer pipe fitting fuse II, described outer pipe fitting fuse I and outer pipe fitting fuse II termination joint leave the space, the runner that this space communicates with interior die cavity as outer die cavity.
Described a kind of pair of sleeve part injection mold is characterized in that the external end head of described outer pipe fitting fuse I and outer pipe fitting fuse II is provided for blocking the lug of baffle plate.
Described a kind of pair of sleeve part injection mold is characterized in that all being equipped with on described internal layer pipe fitting fuse and the outer pipe fitting fuse cooling system for cooling.
The utility model is by having designed two cover die cavity and core rods at same mould bases, can produce a two sleeve pipe pipe fitting product by an injection moulding, this mould core is simple in structure, the core structures life-span is long, with cooling system preferably, can effectively guarantee production stability and quality assurance; The mold core minor structure is regular, can lay the water route at the fuse core rod, cooling system is provided, effectively guarantee the stability of production, guarantee good product connection dimension requirement, its demolding structure adopts the oil cylinder slide block that power is provided, link to each other with connecting rod simultaneously, the fuse that extracts first the internal layer pipe fitting extracts the fuse of outer pipe fitting again after plastics form certain contraction, the product that obtains need not reprocessing and can use, its size uniform, steady quality, reliably, and outer pipe fitting can apply dermatoglyph etc. and has internal layer pipe fitting attractive in appearance concurrently and guarantee working pressure when adopting this mould to make, and effectively evades the defective of assembling pipe fitting.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is another example structure schematic diagram of the utility model.
Among the figure: the outer die cavity of 1-, the outer pipe fitting fuse of 2-I, 3-baffle plate, die cavity in the 4-connecting rod, 5-, 6-sprue bush, 7-cover half, 8-dynamic model, 9-internal layer pipe fitting fuse I, 10-centring ring, 11-internal layer pipe fitting fuse II, the outer pipe fitting fuse of 12-II, 13-runner.
The specific embodiment
The utility model is described in further detail below in conjunction with Figure of description.
Shown in Fig. 1-2, a kind of pair of sleeve part injection mold, comprise the cover half 7 and the dynamic model 8 that cooperatively interact, described cover half 7 middle parts arrange the sprue bush 6 with centring ring 10, be equipped with the outer wall middle part in the die cavity that described cover half 7 and dynamic model 8 consists of all with internal layer pipe fitting fuse and the outer pipe fitting fuse of groove, die cavity 5 in forming between the unit with grooves in outer wall of internal layer pipe fitting fuse and the outer pipe fitting fuse, form outer die cavity 1 between outer pipe fitting fuse groove and the die cavity, sprue bush 6 communicates with interior die cavity 5, outer die cavity 1 by runner 13.Internal layer pipe fitting fuse is connected with connecting rod 4 on the oil cylinder, described internal layer pipe fitting fuse comprises and being symmetricly set on the die cavity, the internal layer pipe fitting fuse I 9 that dock in die cavity one end termination and internal layer pipe fitting fuse II 11, outer pipe fitting fuse comprises and being symmetricly set on the die cavity, the outer pipe fitting fuse I 2 that dock in die cavity one end termination and outer pipe fitting fuse II 12, described outer pipe fitting fuse I 2 and outer pipe fitting fuse II 12 termination joints leave the space, the runner that this space communicates with interior die cavity 5 as outer die cavity 1.On the internal layer pipe fitting fuse baffle plate 3 is set, the external end head of outer pipe fitting fuse I 2 and outer pipe fitting fuse II 12 is provided for blocking the lug of baffle plate 3, make baffle plate 3 be positioned at outer pipe fitting fuse, when corresponding oil cylinder drivening rod 4 outwards moves, internal layer pipe fitting fuse I 9 and internal layer pipe fitting fuse II 11 are extracted out, be arranged on the baffle plate 3 of internal layer pipe fitting fuse I 9 and internal layer pipe fitting fuse II 11 this moment also and then out, when baffle plate 3 is moved the lug position of outer pipe fitting fuse I 2 and outer pipe fitting fuse II 12 to, outer pipe fitting fuse I 2 and outer pipe fitting fuse II 12 are also taken out of together, finish the whole action of loosing core.
In order to improve cooling velocity, all can be equipped with the cooling system for cooling on described internal layer pipe fitting fuse and the outer pipe fitting fuse after the injection moulding.
As shown in the figure, operation principle of the present utility model is: by centring ring 10 sprue bush 6 is alignd with injection molding machine nozzle, plastics are filled into outer die cavity 1 between cover half 7, dynamic model 8 and the outer pipe fitting fuse from sprue bush 6 by runner 13, plastics enter the interior die cavity 5 that forms on outer pipe fitting fuse and the internal layer pipe fitting fuse unit with grooves in outer wall by the runner that outer pipe fitting fuse I 2 and space, outer pipe fitting fuse II 12 termination form simultaneously, thereby finish double-deck pipe fitting injection moulding.Injection moulding is complete, after the formed product, corresponding oil cylinder drivening rod 4 is extracted internal layer pipe fitting fuse I 9 and internal layer pipe fitting fuse II 11 out when loosing core, when being evacuated to baffle plate 3 and being stuck in outer pipe fitting fuse I 2 and outer pipe fitting fuse II 12 lug, drive again outer pipe fitting fuse I 2 and outer pipe fitting fuse II 12 is extracted out together, thereby realize loosing core of whole pipe fitting.
Injection mold of the present utility model not only also can be used for the manufacturing of two logical double-deck pipe fittings, also can be used for the manufacturing of the double-deck pipe fitting of threeway etc., during the double-deck pipe fitting injection moulding of threeway, the oil cylinder and the connecting rod that add the outer pipe fitting fuse of a cover, internal layer pipe fitting fuse in the relevant position and be used for loosing core get final product, and its mould as shown in Figure 2.
Claims (5)
1. two sleeve part injection mold, comprise the cover half (7) and the dynamic model (8) that cooperatively interact, described cover half (7) middle part arranges the sprue bush (6) of band centring ring (10), it is characterized in that being equipped with in the die cavity that described cover half (7) and dynamic model (8) consist of the outer wall middle part all with internal layer pipe fitting fuse and the outer pipe fitting fuse of groove, described internal layer pipe fitting fuse is connected with connecting rod (4) on the oil cylinder, baffle plate (3) is set on the internal layer pipe fitting fuse, die cavity (5) in forming between the unit with grooves in outer wall of described internal layer pipe fitting fuse and the outer pipe fitting fuse, form outer die cavity (1) between described outer pipe fitting fuse groove and the die cavity, sprue bush (6) is by runner (13) and interior die cavity (5), outer die cavity (1) communicates.
2. a kind of pair of sleeve part injection mold according to claim 1 is characterized in that described internal layer pipe fitting fuse comprises to be symmetricly set on the die cavity internal layer pipe fitting fuse I (9) that dock an end termination and internal layer pipe fitting fuse II (11) in die cavity.
3. a kind of pair of sleeve part injection mold according to claim 1, it is characterized in that described outer pipe fitting fuse comprises is symmetricly set on the die cavity, the outer pipe fitting fuse I (2) that dock in die cavity one end termination and outer pipe fitting fuse II (12), described outer pipe fitting fuse I (2) and outer pipe fitting fuse II (12) termination joint leave the space, the runner that this space communicates with interior die cavity (5) as outer die cavity (1).
4. a kind of pair of sleeve part injection mold according to claim 3 is characterized in that the external end head of described outer pipe fitting fuse I (2) and outer pipe fitting fuse II (12) is provided for blocking the lug of baffle plate (3).
5. a kind of pair of sleeve part injection mold according to claim 1 is characterized in that all being equipped with on described internal layer pipe fitting fuse and the outer pipe fitting fuse cooling system for cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220454011.3U CN202826261U (en) | 2012-09-07 | 2012-09-07 | Injection mold with two sets fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220454011.3U CN202826261U (en) | 2012-09-07 | 2012-09-07 | Injection mold with two sets fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202826261U true CN202826261U (en) | 2013-03-27 |
Family
ID=47938047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220454011.3U Expired - Lifetime CN202826261U (en) | 2012-09-07 | 2012-09-07 | Injection mold with two sets fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202826261U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563733A (en) * | 2016-03-11 | 2016-05-11 | 山东巨兴塑业有限公司 | Composite pipe injection mold and injection molding technique for five-layer composite pipe using same |
| CN114789541A (en) * | 2022-06-23 | 2022-07-26 | 中北大学 | High-precision high-efficiency injection mold for double-layer barrel part with large length-diameter ratio and forming method thereof |
-
2012
- 2012-09-07 CN CN201220454011.3U patent/CN202826261U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563733A (en) * | 2016-03-11 | 2016-05-11 | 山东巨兴塑业有限公司 | Composite pipe injection mold and injection molding technique for five-layer composite pipe using same |
| CN114789541A (en) * | 2022-06-23 | 2022-07-26 | 中北大学 | High-precision high-efficiency injection mold for double-layer barrel part with large length-diameter ratio and forming method thereof |
| CN114789541B (en) * | 2022-06-23 | 2022-09-20 | 中北大学 | High-precision high-efficiency injection mold for double-layer barrel part with large length-diameter ratio and forming method thereof |
| US11745402B2 (en) | 2022-06-23 | 2023-09-05 | North University Of China | High-precision and high-efficiency injection mold for high-aspect-ratio double-layer cylindrical plastic part and molding method using the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |